If you are found to have a Vitamin B12 deficiency diagnosed through blood tests, or if you have medical conditions that impede your bodys ability to absorb Vitamin B12, such as pernicious anemia, celiac disease, or Crohns disease, you could potentially qualify for these injections
Primary Care Practices Some PCPs and internists offer nutrient injections as part of routine care
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routine use in replete patients has limited evidence
If you have an MTHFR mutation you are a candidate for B12 shots
Finally, select an injection site, commonly the upper arm, thigh, or abdomen, and clean it with an alcohol swab